/* eslint-disable max-len */
import { trigger } from "@/utils/generator/config";

let confGlobal: any;
let someSpanIsNot24: any;

export function dialogWrapper(str: any) {
	return `<el-dialog v-bind="attrs"  @open="onOpen" @close="onClose" title="Dialog Title">
    ${str}
    
    <template #footer>
        <el-button @click="close">取消</el-button>
        <el-button type="primary" @click="handleConfirm">确定</el-button>
    </template>
    
  </el-dialog>`;
}

export function vueTemplate(str: any) {
	return `<template>
    <div>
      ${str}
    </div>
  </template>`;
}

export function vueScript(str: any) {
	return `
  <script setup>
    ${str}
  </script>
  `;
}

export function cssStyle(cssStr: any) {
	return `<style lang="scss">
    ${cssStr}
  </style>`;
}

function buildFormTemplate(conf: any, child: any, type: any) {
	let labelPosition = "";
	if (conf.labelPosition !== "right") {
		labelPosition = `label-position="${conf.labelPosition}"`;
	}
	const disabled = conf.disabled ? `:disabled="${conf.disabled}"` : "";
	let str = `<el-form ref="${conf.formRef}" :model="${conf.formModel}" :rules="${conf.formRules}" size="${
		conf.size
	}" ${disabled} label-width="${conf.labelWidth}px" ${labelPosition}>
      ${child}
      ${buildFromBtns(conf, type)}
    </el-form>`;
	if (someSpanIsNot24) {
		str = `<el-row :gutter="${conf.gutter}">
        ${str}
      </el-row>`;
	}
	return str;
}

function buildFromBtns(conf: any, type: any) {
	let str = "";
	if (conf.formBtns && type === "file") {
		str = `<el-form-item size="large">
          <el-button type="primary" @click="submitForm">提交</el-button>
          <el-button @click="resetForm">重置</el-button>
        </el-form-item>`;
		if (someSpanIsNot24) {
			str = `<el-col :span="24">
          ${str}
        </el-col>`;
		}
	}
	return str;
}

// span不为24的用el-col包裹
function colWrapper(element: any, str: any) {
	if (someSpanIsNot24 || element.span !== 24) {
		return `<el-col :span="${element.span}">
      ${str}
    </el-col>`;
	}
	return str;
}

const layouts = {
	colFormItem(element: any) {
		let labelWidth = "";
		if (element.labelWidth && element.labelWidth !== confGlobal.labelWidth) {
			labelWidth = `label-width="${element.labelWidth}px"`;
		}
		const required = !trigger[element.tag] && element.required ? "required" : "";
		const tagDom = tags[element.tag] ? tags[element.tag](element) : null;
		let str = `<el-form-item ${labelWidth} label="${element.label}" prop="${element.vModel}" ${required}>
        ${tagDom}
      </el-form-item>`;
		str = colWrapper(element, str);
		return str;
	},
	rowFormItem(element: any) {
		const type = element.type === "default" ? "" : `type="${element.type}"`;
		const justify = element.type === "default" ? "" : `justify="${element.justify}"`;
		const align = element.type === "default" ? "" : `align="${element.align}"`;
		const gutter = element.gutter ? `gutter="${element.gutter}"` : "";
		const children = element.children.map((el: any) => layouts[el.layout](el));
		let str = `<el-row ${type} ${justify} ${align} ${gutter}>
      ${children.join("\n")}
    </el-row>`;
		str = colWrapper(element, str);
		return str;
	}
};

const tags = {
	h1: (el: any) => {
		const { staticClass } = attrBuilder(el);
		return `<${el.tag} ${staticClass}>${el.label}</${el.tag}>`;
	},

	"el-button": (el: any) => {
		const { disabled } = attrBuilder(el);
		const type = el.type ? `type="${el.type}"` : "";
		const icon = el.icon ? `icon="resolveComponent(${el.icon}")` : "";
		const size = el.size ? `size="${el.size}"` : "";
		let child = buildElButtonChild(el);

		if (child) child = `\n${child}\n`; // 换行
		return `<${el.tag} ${type} ${icon} ${size} ${disabled}>${child}</${el.tag}>`;
	},
	"el-input": (el: any) => {
		const { disabled, vModel, clearable, placeholder, width } = attrBuilder(el);
		const maxlength = el.maxlength ? `:maxlength="${el.maxlength}"` : "";
		const showWordLimit = el["show-word-limit"] ? "show-word-limit" : "";
		const readonly = el.readonly ? "readonly" : "";
		const prefixIcon = el["prefix-icon"] ? `prefix-icon='${el["prefix-icon"]}'` : "";
		const suffixIcon = el["suffix-icon"] ? `suffix-icon='${el["suffix-icon"]}'` : "";
		const showPassword = el["show-password"] ? "show-password" : "";
		const type = el.type ? `type="${el.type}"` : "";
		const autosize =
			el.autosize && el.autosize.minRows ? `:autosize="{minRows: ${el.autosize.minRows}, maxRows: ${el.autosize.maxRows}}"` : "";
		let child = buildElInputChild(el);

		if (child) child = `\n${child}\n`; // 换行
		return `<${el.tag} ${vModel} ${type} ${placeholder} ${maxlength} ${showWordLimit} ${readonly} ${disabled} ${clearable} ${prefixIcon} ${suffixIcon} ${showPassword} ${autosize} ${width}>${child}</${el.tag}>`;
	},
	"el-input-number": (el: any) => {
		const { disabled, vModel, placeholder } = attrBuilder(el);
		const controlsPosition = el["controls-position"] ? `controls-position=${el["controls-position"]}` : "";
		const min = el.min ? `:min='${el.min}'` : "";
		const max = el.max ? `:max='${el.max}'` : "";
		const step = el.step ? `:step='${el.step}'` : "";
		const stepStrictly = el["step-strictly"] ? "step-strictly" : "";
		const precision = el.precision ? `:precision='${el.precision}'` : "";

		return `<${el.tag} ${vModel} ${placeholder} ${step} ${stepStrictly} ${precision} ${controlsPosition} ${min} ${max} ${disabled}></${el.tag}>`;
	},
	"el-select": (el: any) => {
		const { disabled, vModel, clearable, placeholder, width } = attrBuilder(el);
		const filterable = el.filterable ? "filterable" : "";
		const multiple = el.multiple ? "multiple" : "";
		let child = buildElSelectChild(el);

		if (child) child = `\n${child}\n`; // 换行
		return `<${el.tag} ${vModel} ${placeholder} ${disabled} ${multiple} ${filterable} ${clearable} ${width}>${child}</${el.tag}>`;
	},
	"el-radio-group": (el: any) => {
		const { disabled, vModel } = attrBuilder(el);
		const size = `size="${el.size}"`;
		let child = buildElRadioGroupChild(el);

		if (child) child = `\n${child}\n`; // 换行
		return `<${el.tag} ${vModel} ${size} ${disabled}>${child}</${el.tag}>`;
	},
	"el-checkbox-group": (el: any) => {
		const { disabled, vModel } = attrBuilder(el);
		const size = `size="${el.size}"`;
		const min = el.min ? `:min="${el.min}"` : "";
		const max = el.max ? `:max="${el.max}"` : "";
		let child = buildElCheckboxGroupChild(el);

		if (child) child = `\n${child}\n`; // 换行
		return `<${el.tag} ${vModel} ${min} ${max} ${size} ${disabled}>${child}</${el.tag}>`;
	},
	"el-switch": (el: any) => {
		const { disabled, vModel, width } = attrBuilder(el);
		const activeText = el["active-text"] ? `active-text="${el["active-text"]}"` : "";
		const inactiveText = el["inactive-text"] ? `inactive-text="${el["inactive-text"]}"` : "";
		const activeColor = el["active-color"] ? `active-color="${el["active-color"]}"` : "";
		const inactiveColor = el["inactive-color"] ? `inactive-color="${el["inactive-color"]}"` : "";
		const activeValue = el["active-value"] !== true ? `:active-value='${JSON.stringify(el["active-value"])}'` : "";
		const inactiveValue = el["inactive-value"] !== false ? `:inactive-value='${JSON.stringify(el["inactive-value"])}'` : "";

		return `<${el.tag} ${vModel} ${activeText} ${inactiveText} ${activeColor} ${inactiveColor} ${activeValue} ${width} ${inactiveValue} ${disabled}></${el.tag}>`;
	},
	"el-cascader": (el: any) => {
		const { disabled, vModel, clearable, placeholder, width } = attrBuilder(el);
		const options = el.options ? `:options="${el.vModel}Options"` : "";
		const props = el.props ? `:props="${el.vModel}Props"` : "";
		const showAllLevels = el["show-all-levels"] ? "" : ':show-all-levels="false"';
		const filterable = el.filterable ? "filterable" : "";
		const separator = el.separator === "/" ? "" : `separator="${el.separator}"`;

		return `<${el.tag} ${vModel} ${options} ${props} ${width} ${showAllLevels} ${placeholder} ${separator} ${filterable} ${clearable} ${disabled}></${el.tag}>`;
	},
	"el-slider": (el: any) => {
		const { disabled, vModel } = attrBuilder(el);
		const min = el.min ? `:min='${el.min}'` : "";
		const max = el.max ? `:max='${el.max}'` : "";
		const step = el.step ? `:step='${el.step}'` : "";
		const range = el.range ? "range" : "";
		const showStops = el["show-stops"] ? `:show-stops="${el["show-stops"]}"` : "";

		return `<${el.tag} ${min} ${max} ${step} ${vModel} ${range} ${showStops} ${disabled}></${el.tag}>`;
	},
	"el-time-picker": (el: any) => {
		const { disabled, vModel, clearable, placeholder, width } = attrBuilder(el);
		const startPlaceholder = el["start-placeholder"] ? `start-placeholder="${el["start-placeholder"]}"` : "";
		const endPlaceholder = el["end-placeholder"] ? `end-placeholder="${el["end-placeholder"]}"` : "";
		const rangeSeparator = el["range-separator"] ? `range-separator="${el["range-separator"]}"` : "";
		const isRange = el["is-range"] ? "is-range" : "";
		const format = el.format ? `format="${el.format}"` : "";
		const valueFormat = el["value-format"] ? `value-format="${el["value-format"]}"` : "";
		const pickerOptions = el["picker-options"] ? `:picker-options='${JSON.stringify(el["picker-options"])}'` : "";

		return `<${el.tag} ${vModel} ${isRange} ${format} ${valueFormat} ${pickerOptions} ${width} ${placeholder} ${startPlaceholder} ${endPlaceholder} ${rangeSeparator} ${clearable} ${disabled}></${el.tag}>`;
	},
	"el-date-picker": (el: any) => {
		const { disabled, vModel, clearable, placeholder, width } = attrBuilder(el);
		const startPlaceholder = el["start-placeholder"] ? `start-placeholder="${el["start-placeholder"]}"` : "";
		const endPlaceholder = el["end-placeholder"] ? `end-placeholder="${el["end-placeholder"]}"` : "";
		const rangeSeparator = el["range-separator"] ? `range-separator="${el["range-separator"]}"` : "";
		const format = el.format ? `format="${el.format}"` : "";
		const valueFormat = el["value-format"] ? `value-format="${el["value-format"]}"` : "";
		const type = el.type === "date" ? "" : `type="${el.type}"`;
		const readonly = el.readonly ? "readonly" : "";

		return `<${el.tag} ${type} ${vModel} ${format} ${valueFormat} ${width} ${placeholder} ${startPlaceholder} ${endPlaceholder} ${rangeSeparator} ${clearable} ${readonly} ${disabled}></${el.tag}>`;
	},
	"el-rate": (el: any) => {
		const { disabled, vModel } = attrBuilder(el);
		const allowHalf = el["allow-half"] ? "allow-half" : "";
		const showText = el["show-text"] ? "show-text" : "";
		const showScore = el["show-score"] ? "show-score" : "";

		return `<${el.tag} ${vModel} ${allowHalf} ${showText} ${showScore} ${disabled}></${el.tag}>`;
	},
	"el-color-picker": (el: any) => {
		const { disabled, vModel } = attrBuilder(el);
		const size = `size="${el.size}"`;
		const showAlpha = el["show-alpha"] ? "show-alpha" : "";
		const colorFormat = el["color-format"] ? `color-format="${el["color-format"]}"` : "";

		return `<${el.tag} ${vModel} ${size} ${showAlpha} ${colorFormat} ${disabled}></${el.tag}>`;
	},
	"el-upload": (el: any) => {
		const disabled = el.disabled ? ":disabled='true'" : "";
		const action = el.action ? `:action="${el.vModel}Action"` : "";
		const multiple = el.multiple ? "multiple" : "";
		const listType = el["list-type"] !== "text" ? `list-type="${el["list-type"]}"` : "";
		const accept = el.accept ? `accept="${el.accept}"` : "";
		const name = el.name !== "file" ? `name="${el.name}"` : "";
		const autoUpload = el["auto-upload"] === false ? ':auto-upload="false"' : "";
		const beforeUpload = `:before-upload="${el.vModel}BeforeUpload"`;
		const fileList = `:file-list="${el.vModel}fileList"`;
		const ref = `ref="${el.vModel}"`;
		let child = buildElUploadChild(el);

		if (child) child = `\n${child}\n`; // 换行
		return `<${el.tag} ${ref} ${fileList} ${action} ${autoUpload} ${multiple} ${beforeUpload} ${listType} ${accept} ${name} ${disabled}>${child}</${el.tag}>`;
	}
};

function attrBuilder(el: any) {
	const style = [];
	if (el.style && el.style.width) {
		style.push(`width: '${el.style.width}`);
	}
	if (el.style && el.style["--el-switch-on-color"]) {
		style.push(`'--el-switch-on-color': '${el.style["--el-switch-on-color"]}' `);
	}
	if (el.style && el.style["--el-switch-off-color"]) {
		style.push(`'--el-switch-off-color': '${el.style["--el-switch-off-color"]}' `);
	}

	return {
		vModel: `v-model="${confGlobal.formModel}.${el.vModel}"`,
		clearable: el.clearable ? "clearable" : "",
		placeholder: el.placeholder ? `placeholder="${el.placeholder}"` : "",
		disabled: el.disabled ? ":disabled='true'" : "",
		width: style.length > 0 ? `:style="{${style.join()}}"` : "",
		staticClass: el.class ? `class="${el.class}"` : ""
	};
}

// el-buttin 子级
function buildElButtonChild(conf: any) {
	const children = [];
	if (conf.default) {
		children.push(conf.default);
	}
	return children.join("\n");
}

// el-input innerHTML
function buildElInputChild(conf: any) {
	const children = [];
	if (conf.prepend) {
		children.push(`<template #prepend>${conf.prepend}</template>`);
	}
	if (conf.append) {
		children.push(`<template #append>${conf.append}</template>`);
	}
	return children.join("\n");
}

function buildElSelectChild(conf: any) {
	const children = [];
	if (conf.options && conf.options.length) {
		children.push(
			`<el-option v-for="(item, index) in ${conf.vModel}Options" :key="index" :label="item.label" :value="item.value" :disabled="item.disabled"></el-option>`
		);
	}
	return children.join("\n");
}

function buildElRadioGroupChild(conf: any) {
	const children = [];
	if (conf.options && conf.options.length) {
		const tag = conf.optionType === "button" ? "el-radio-button" : "el-radio";
		const border = conf.border ? "border" : "";
		children.push(
			`<${tag} v-for="(item, index) in ${conf.vModel}Options" :key="index" :label="item.value" :disabled="item.disabled" ${border}>{{item.label}}</${tag}>`
		);
	}
	return children.join("\n");
}

function buildElCheckboxGroupChild(conf: any) {
	const children = [];
	if (conf.options && conf.options.length) {
		const tag = conf.optionType === "button" ? "el-checkbox-button" : "el-checkbox";
		const border = conf.border ? "border" : "";
		children.push(
			`<${tag} v-for="(item, index) in ${conf.vModel}Options" :key="index" :label="item.value" :disabled="item.disabled" ${border}>{{item.label}}</${tag}>`
		);
	}
	return children.join("\n");
}

function buildElUploadChild(conf: any) {
	const list = [];
	if (conf["list-type"] === "picture-card") list.push("<el-icon><Plus /></el-icon>");
	else list.push(`<el-button type="primary" icon="Upload">${conf.buttonText}</el-button>`);
	if (conf.showTip)
		list.push(
			`<template #tip><div class="el-upload__tip">只能上传不超过 ${conf.fileSize}${conf.sizeUnit} 的${conf.accept}文件</div></template>`
		);
	return list.join("\n");
}

export function makeUpHtml(conf: any, type: any) {
	const htmlList: any = [];
	confGlobal = conf;
	someSpanIsNot24 = conf.fields.some((item: any) => item.span !== 24);
	conf.fields.forEach((el: any) => {
		htmlList.push(layouts[el.layout](el));
	});
	const htmlStr = htmlList.join("\n");

	let temp = buildFormTemplate(conf, htmlStr, type);
	if (type === "dialog") {
		temp = dialogWrapper(temp);
	}
	confGlobal = null;
	return temp;
}
